<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<h1>login 页面</h1>
<hr>
<p th:text="${msg}"></p>
<form th:action="@{/login}" method="post">
    <p> 用户名：<input type="text" name="username" placeholder="请输入用户名"></p>
    <p>密码： <input type="password" name="password" placeholder="请输入密码"></p>
    <input type="submit">
</form>
</body>
</html>